Hello, NintenGOD. Sorry to hear about this experience. To unlock a cellphone, it must comply with the following requirements:
-The device has been active for at least 12 months on the same account.
-The device has not been reported as lost or stolen.
-A payment has been made within the last 90 days.
-The device must be powered on and in Sprint coverage, within the U.S., with the original SIM card inserted.
To research further, can you please send us a private message with your phone number, PIN, and IMEI from the phone you're trying to unlock?
To send a private message just click on the picture of any Boost Mobile agent and, in the next screen, click "send this user a private message".